Search U.S. government technical reports digitized or harvested by TRAIL.
Frictional ignition of gas during a roof fall
Effect of natural gas concentration on ignitibiliy of gallery atmospheres
Ignition of coal dust-methane-air mixtures by hot-turbulent-gas jets
Portable methane detectors :effects of gases in mine atmospheres
Reduction of incendivity of hot gases to methane and coal dust by sodium chloride and sodium nitrate
Minimum ignition energy and quenching distance in gaseous mixtures :techniques and apparatus
Electrification of ammonium nitrate in pneumatic loading
Limits of flame propagation of coal dust-methane-air mixtures
Investigation of flame propagation characteristics in layered gas mixtures
Behavior of coal-gas reservoirs
Gas migration characteristics of coalbeds
Effect of sodium nitrate on the incendivity of explosives in coal dust-gas-air mixtures